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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.